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Tough microbe study backs idea of life moving between planets
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The theory of "lithopanspermia," which holds that life arrived on Earth via asteroids that crashed into other planets and carried microorganisms with them, often sounds like science fiction. However, a new study published this month in the scientific journal PNAS Nexus by researchers at Johns Hopkins University, proves for the first time that this scenario is not only possible - but may be the explanation for the formation of life on Earth. "We …
Tough microbe study backs idea of life moving between planets
Los Angeles CA (SPX) Mar 11, 2026 Tiny life forms embedded in debris blasted off a planet by an asteroid impact could travel through space and arrive on another world still alive, according to new experiments by Johns Hopkins University researchers. The work bolsters the lithopanspermia hypothesis, which proposes that impacts can eject rock fragments carrying microorganisms that later seed life on other planetary bodies. T
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